BUS_REPLY_CALLBACK   75 src/libsystemd/sd-bus/bus-slot.c         case BUS_REPLY_CALLBACK:
BUS_REPLY_CALLBACK 1774 src/libsystemd/sd-bus/sd-bus.c         s = bus_slot_allocate(bus, !slot, BUS_REPLY_CALLBACK, sizeof(struct reply_callback), userdata);